The Open Graph protocol enables any web page to become a rich object in a social media graph format.
For instance, this is used on Facebook to allow any web page to have the same functionality as any other object on Facebook.
Use this Og Properties Generator Tool to help you to create well-formated Og Soical tags for your website that major social media sites would understand.
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Og Property Example:
Property: title Content: seo webmaster tools
Property: description Content: online content marketing strategy
Property: image Content: http://www.metricbuzz.com/metric-buzz-logo.png
Property: url Content: http://www.metricbuzz.com/webmaster-tools/og-properties-generator.html